Home / 32,311.72-48,442.80-14,769.28

Finding the Fourth Proportional to 32,311.72, 48,442.80 and 14,769.28

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Solution

The fourth proportional to 32,311.72, 48,442.80 and 14,769.28 is: 22,142.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,311.72 : 48,442.80 = 14,769.28 : x
  2. Step 2: Convert to fraction form
    32,311.72/48,442.80 = 14,769.28/x
  3. Step 3: Cross multiply
    32,311.72x = 48,442.80 × 14,769.28
  4. Step 4: Simplify right side
    32,311.72x = 715,465,277.18
  5. Step 5: Solve for x
    x = 715,465,277.18/32,311.72
  6. Step 6: Final answer
    x = 22,142.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.